hazard warning sign biohazard |
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navigate by keyword : bacteria biohazard biohazardous biological chemical chemicals contagion contagious contaminate contaminated control danger dangerous deadly disease ebola epidemic harmful hazard hazardous illness industrial industry infection infectious irritant isolated isolation legal medical medicine notice noxious outbreak pandemic pathogen plague poisoned quarantine research sign substances symbol terminal toxic virus viruses warning workplace |
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Hazard Warning sign - Dangerous Biological Materials with a danger of infection |
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